HCL Connections is vulnerable to a cross-site scripting attack where an attacker may leverage this issue to execute arbitrary script code in the browser of an unsuspecting user which leads to executing malicious script code.  This may allow the attacker steal cookie-based authentication credentials and comprise user's account then launch other attacks.

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Fixes

Solution

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Workaround

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History

Thu, 19 Mar 2026 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 19 Mar 2026 09:15:00 +0000

Type Values Removed Values Added
Description HCL Connections is vulnerable to a cross-site scripting attack where an attacker may leverage this issue to execute arbitrary script code in the browser of an unsuspecting user which leads to executing malicious script code.  This may allow the attacker steal cookie-based authentication credentials and comprise user's account then launch other attacks.
Title HCL Connections is vulnerable to cross-site scripting (XSS)
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: HCL

Published:

Updated: 2026-03-19T13:30:30.937Z

Reserved: 2026-01-05T16:08:02.277Z

Link: CVE-2026-21788

cve-icon Vulnrichment

Updated: 2026-03-19T13:30:27.542Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-03-19T09:16:16.950

Modified: 2026-03-19T13:25:00.570

Link: CVE-2026-21788

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses